> ejs rašė:
>>
>> C:\Users\ejs.ARCHES\Desktop>ping "rs-01.arches.local"
>> Ping request could not find host rs-01.arches.local. Please check the
>> name and try again.
>
> ping rs-01
>
> ?

ir galbūt susiję:
http://support.microsoft.com/kb/558120

Bet kokiu atveju, problema veikiausiai DNS client service (išjunk jį ir 
pasitikrinsi)